A mother brings her 3-year-old daughter to the emergency ...

[darbym82]

A mother brings her 3-year-old daughter to the emergency department because she is having trouble urinating. The child is not feverish. She has otherwise been healthy except for a bout of diarrhea about 10 days ago. Laboratory test results are as follows:
 
  TEST RESULT
  RBC 4.30 x 1012/L (moderate schistocytes present on peripheral blood smear)
  WBC 5.00 x 109/L
  PLT 28 x 109/L
  HGB 13.0 g/dL
  HCT 39
  MCV 89 fl
  MCH 28 pg
  MCHC 33
  BUN 85 mg/dL (RR: 8 - 24 mg/dL)
  CREAT 3.3 mg/dL (RR: 0.2 - 1.3 mg/dL)
 
  Based on the history and the laboratory results, what is the most likely diagnosis?
  a. DIC
  b. Bartonella sp. infection
  c. HUS
  d. Previous Clostridium sp. infection

Question 2

A child presents to the hospital emergency department with clinical findings of bloody diarrhea and fever. Laboratory findings reveal an elevated neutrophil count, increased C-reactive protein, thrombocytopenia, and a decreased haptoglobin.
 
  With what diagnosis are these findings associated ?
 
  a. TTP
  b. HUS
  c. DIC
  d. HELLP syndrome

[joshraies]

Answer to Question 1

Correct Answer: C

Answer to Question 2

Correct Answer: B

[darbym82]

Excellent

[sailorcrescent]

Gracias!